﻿// --------------------------------------------------------------------------------------------------------------------
// <copyright file="MethodsTab.cs" company="Marcelo Roca">
//   Copyright (c) 2011 Marcelo Roca. All rights reserved.
// </copyright>
// <author name="Marcelo Roca" email="marce@marceloroca.com"/>
// <license>
//   This program is free software: you can redistribute it and/or modify
//   it under the terms of the GNU General Public License as published by
//   the Free Software Foundation, either version 3 of the License, or
//   (at your option) any later version.
// 
//   This program is distributed in the hope that it will be useful,
//   but WITHOUT ANY WARRANTY; without even the implied warranty of
//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//   GNU General Public License for more details.
//
//   You should have received a copy of the GNU General Public License
//   along with this program.  If not, see http://www.gnu.org/licenses/.
// </license>
// --------------------------------------------------------------------------------------------------------------------

namespace GameKits.Unity.SmartInspector.Editor
{
    using System;
    using System.Collections.Generic;

    using Serializer;

    using UnityEngine;

    internal class MethodsTab : ITab
    {
        /// <summary>
        /// Lista de métodos
        /// </summary>
        private readonly IEnumerable<SerializedItem> listItems;

        /// <summary>
        /// El objeto que esamos editando
        /// </summary>
        private readonly UnityEngine.Object target;

        /// <summary>
        /// Initializes a new instance of the <see cref="MethodsTab"/> class.
        /// </summary>
        /// <param name="listItems">
        /// The list items.
        /// </param>
        /// <param name="target">
        /// The target.
        /// </param>
        public MethodsTab(IEnumerable<SerializedItem> listItems, UnityEngine.Object target)
        {
            this.listItems = listItems;
            this.target = target;
        }

        /// <summary>
        /// Realizasmos las operaciomes GUI
        /// </summary>
        public void Draw()
        {
            if (this.listItems == null)
            {
                return;
            }

            foreach (var methodItem in this.listItems)
            {
                GUI.enabled = !methodItem.Attribute.Disabled;

                if (GUILayout.Button(methodItem.Label))
                {
                    try
                    {
                        methodItem.Invoke();
                    }
                    catch (Exception ex)
                    {
                        Debug.LogError(ex.Message, this.target);
                    }
                }
            }
        }
    }
}
